Home / 639,153.26-882,001.94-367,029.72

Finding the Fourth Proportional to 639,153.26, 882,001.94 and 367,029.72

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Solution

The fourth proportional to 639,153.26, 882,001.94 and 367,029.72 is: 506,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,153.26 : 882,001.94 = 367,029.72 : x
  2. Step 2: Convert to fraction form
    639,153.26/882,001.94 = 367,029.72/x
  3. Step 3: Cross multiply
    639,153.26x = 882,001.94 × 367,029.72
  4. Step 4: Simplify right side
    639,153.26x = 323,720,925,077.66
  5. Step 5: Solve for x
    x = 323,720,925,077.66/639,153.26
  6. Step 6: Final answer
    x = 506,484.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.